SENA CAST Communication System (over-the-head)

SENA CAST, the advanced communication helmet for optimal safety on construction sites, featuring Mesh technology and external speakers.

The SENA INDUSTRIAL® CAST advanced communication helmet is designed to ensure optimal safety on construction sites. Utilizing “Mesh-Only” technology, it guarantees smooth and reliable connectivity, surpassing previous models with an increased one-hour battery life. Its robust and durable construction ensures maximum protection for workers, while its innovative design incorporates external speakers to capture ambient noises, thus enhancing safety in high-traffic areas.


The CAST system offers two Mesh modes, open and groups, providing great communication flexibility. Additionally, the helmet provides effective hearing protection while facilitating communication. With a battery life of up to 9 hours thanks to its lithium polymer battery, the CAST is ideal for long workdays. Fast charging via USB-C in just 2.5 hours allows for continuous use, and additional batteries are available for added peace of mind.

  • Advanced Noise Control: Reduces the effects of ambient noise during intercom conversations.

  • Attenuation 28/23 dB: Will reduce ambient noise by 28 dB (over-the-head) and 23 dB (with a helmet).

  • Mesh Networking: Robust and reliable communication networks.

  • Radio Connectivity: Connection to handheld two-way radios.

What’s Included in Your Box

  • Helmet main units (hat adapters [type A] attached)

  • Microphone

  • Rubber rings for microphone sponge

  • Microphone sponges

  • USB Power and Data Cable (USB Type C)

  • Rechargeable battery

  • Dual battery charger

CAD $975.00

SKU: SEN-CAST-01 - Categories: ,
Technical Information
474 g (16.7 oz)
  • Operating Temperature: -20°C ~ +60°C
  • Storage Temperature: 15°C ~ +60°C
  • Charging Temperature: 0˚C – 45˚C
Over-the-Head Earmuff Type
  • NRR (ANSI S3.19-1974, US) – 28 dB
  • SNR (EN 352-1:2020, EU) – 34 dB
  • SLC80 (AS/NZS 1270 Class 5, AUS/NZ) – 33 dB
Noise Cancellation
Advanced Noise Control™
Built-in SBC Codec
Mesh 2.0 Intercom™ Technology
  • Bluetooth 4.1
  • Headset Profile (HSP)
  • Hands-Free Profile (HFP)
  • Advanced Audio Distribution Profile (A2DP)
  • Audio Video Remote Control Profile (AVRCP
Working Distance: Up to 1.1 km (0.7 miles) in open space*
*Can extend up to 4.4 km (2.8 miles) between aminimum of 6 users
  • Talk Time: Up to 9 hours (with included Lithium Polymer rechargeable battery, talk time may vary if using 3 x AAA batteries)
  • Charging Time: 2.5 hours
  • Quick Charge: 20 minutes of charging
    equals 3 hours Mesh Intercom
  • Type: Lithium Polymer Battery
Capacity: 1,100 mAh
Weight 3 lbs
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